Manufacturers

1.25" 0.5x Focal Reducer GSO

GSO new 0.5x focal reducer could screws on to any 1.25” eyepieces barrel and provides a nominal reduction of 0.5X.

The actual focal length reduction will vary a little over or under 0.5x depending on where the focal reducer is placed exactly in the optical path.

The reducer features 2-element fully multi-coated optical design and blacked lens edges in a black anodize aluminum filter cell. It also has additional 1.25" filter threads, so you can screw/stack additional filters on to this reducer, You can also get the optional 25mm extension tube as shown in the image.